Add targets, remove pyopencl requirement

.gitignore

.gitmodules

README.rst

loopy/__init__.py

loopy/auto_test.py

loopy/check.py

loopy/codegen/__init__.py

loopy/codegen/expression.py

loopy/codegen/instruction.py

loopy/codegen/loop.py

loopy/compiled.py

loopy/isl_helpers.py

loopy/kernel/__init__.py

loopy/kernel/array.py

loopy/kernel/creation.py

loopy/kernel/data.py

loopy/library/function.py

loopy/library/preamble.py

loopy/library/reduction.py

loopy/preprocess.py